/Engine/Source/Runtime/AugmentedReality/Public/ARBlueprintLibrary.h
Perform a line trace against any real-world geometry as tracked by the AR system.
a list of `FARTraceResult_ sorted by distance from camera.
static [TArray](API\Runtime\Core\Containers\TArray)< [FARTraceResult](API\Runtime\AugmentedReality\FARTraceResult) > LineTraceTrackedObjects ( const FVector2D ScreenCoord, bool bTestFeaturePoints, bool bTestGroundPlane, bool bTestPlaneExtents, bool bTestPlaneBoundaryPolygon )